| ; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 -verify-machineinstrs | FileCheck %s |
| ; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr9 -verify-machineinstrs | FileCheck %s |
| ; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 -verify-machineinstrs | FileCheck %s |
| ; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 -verify-machineinstrs | FileCheck %s |
| |
| ; Function Attrs: norecurse nounwind readonly |
| define signext i32 @limit_loop(i32 signext %iters, i32* nocapture readonly %vec, i32 signext %limit) local_unnamed_addr { |
| entry: |
| %cmp5 = icmp sgt i32 %iters, 0 |
| br i1 %cmp5, label %for.body.preheader, label %cleanup |
| |
| for.body.preheader: ; preds = %entry |
| %0 = sext i32 %iters to i64 |
| br label %for.body |
| |
| for.cond: ; preds = %for.body |
| %cmp = icmp slt i64 %indvars.iv.next, %0 |
| br i1 %cmp, label %for.body, label %cleanup |
| |
| for.body: ; preds = %for.body.preheader, %for.cond |
| %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.cond ] |
| %arrayidx = getelementptr inbounds i32, i32* %vec, i64 %indvars.iv |
| %1 = load i32, i32* %arrayidx, align 4 |
| %cmp1 = icmp slt i32 %1, %limit |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br i1 %cmp1, label %for.cond, label %cleanup |
| |
| cleanup: ; preds = %for.body, %for.cond, %entry |
| %2 = phi i32 [ 0, %entry ], [ 0, %for.cond ], [ 1, %for.body ] |
| ret i32 %2 |
| ; CHECK-LABEL: limit_loop |
| ; CHECK: mtctr |
| ; CHECK-NOT: addi {{[0-9]+}}, {{[0-9]+}}, 1 |
| ; CHECK: bdnz |
| ; CHECK: blr |
| } |
| |
| |
